Lumber grade is #2 intended for an in-service moisture content of 19 percent or less.

Deflection is limited to L/360.

Load duration factor used in calculations is 1.0.

Bearing and lateral support for the member shall be provided. Support for the member ends shall provide a continuous load path from the bearing to the foundation.

Values tabulated are for Spruce-Pine-Fir, not Spruce-Pine-Fir (South). Values tabulated for Southern Pine are based on design values published by the American
Wood Council in an addendum to NDS dated March 2013.

Lumber species and grade is #2 Southern Pine intended for an in-service moisture content of 19 percent or less. Design values used were published by the American
Wood Council in an addendum to NDS dated March 2013. For Spruce-Pine-Fir lumber using the tabulated flitch plate allowable loads will be slightly conservative.

Tabulated values are based on ASTM A36 structural steel plate.

Deflection is limited to L/360.

Load duration factor used in calculations is 1.0.

Bearing and lateral support for the member shall be provided. Support for the member ends shall provide a continuous load path from the bearing to the foundation.

Span L is center to center of supports. Wood side plates and steel flitch plates shall be continuous throughout the span.